Lauren Marlene Gearhart, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

16077 Issued in OR

Practice address

16463 Boones Ferry Rd
Lake Oswego, OR 97035-4207

Phone

(503) 635-6256

Fax

(503) 636-9064

NPI assigned

Nov 9, 2005

Sex

Female

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in OR

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Internal Medicine

Education

Oregon Health Sciences University School of Medicine, 1988

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Hospital & facility affiliations

• Legacy Meridian Park Medical Center Hospital, Tualatin, OR, CCN 380089
• Willamette Valley Medical Center Hospital, McMinnville, OR, CCN 380071
• Providence St Vincent Medical Center Hospital, Portland, OR, CCN 380004
• Legacy Good Samaritan Medical Center Hospital, Portland, OR, CCN 380017

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Interoperability endpoints

• Direct secure messaging: lauren.gearhart.1@28945.direct.athenahealth.com
• FHIR API: https://api.platform.athenahealth.com/2229/brand/3/csg/621/fhir/r4
• FHIR API: https://api.platform.athenahealth.com/1576/brand/1/csg/22/fhir/r4

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

• Jay Paul Douglass MD LLC

  • Internal Medicine Physician
  • Tualatin, OR
  • NPI 1578849360
  NPD (past)
• Northwest Endocrinology, LLC

  • Endocrinology, Diabetes & Metabolism Physician
  • Lake Oswego, OR
  • NPI 1619273844
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Legacy Good Samaritan Hospital and Medical Center

  • Clinic/Center
  • Portland, OR
  • NPI 1679597108

  Hospital

  Care Compare affiliation
• Legacy Good Samaritan Hospital and Medical Center

  • General Acute Care Hospital
  • Portland, OR
  • NPI 1780608216
  Care Compare affiliation
• Legacy Meridian Park Hospital

  • General Acute Care Hospital
  • Tualatin, OR
  • NPI 1184647620
  Care Compare affiliation
• Providence Health & Services - Oregon

  • General Acute Care Hospital
  • Portland, OR
  • NPI 1114015971
  Care Compare affiliation
• Willamette Valley Medical Center LLC

  • General Acute Care Hospital
  • McMinnville, OR
  • NPI 1346269982
  Care Compare affiliation

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1131494400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1720069529",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "10673 SW EDGEWOOD CT",
            "city": "WILSONVILLE",
            "state": "OR",
            "postal_code": "970705512",
            "telephone_number": "503-682-3392"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "16463 BOONES FERRY RD",
            "city": "LAKE OSWEGO",
            "state": "OR",
            "postal_code": "970354207",
            "telephone_number": "503-635-6256",
            "fax_number": "503-636-9064"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GEARHART",
        "first_name": "LAUREN",
        "middle_name": "MARLENE",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2005-11-09",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "OR",
            "license": "16077",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Brooke N Garofalo, RN
• Jeffrey H Garrett, OD
• Jennifer Ann Gault, FNP-C, MSN, RN
• Karen Sue Bonafede Gault, L.AC.
• Margaret Maude Gazeley, R.N.
• Stacy A Geisler, DDS PHD
• Cynthia Ann Gellinger, LMT, CMLDT
• Emelia Elizabeth Gendreau, PT, DPT
• Genesis Medical Group, LLC
• Genesis Medical Group, LLC.

• Internal Medicine Physician in Lake Oswego, OR
• Providers in Lake Oswego, OR by specialty
• Internal Medicine Physician in Oregon

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.